P. Viswanath <br/><br/>
Biological control of collar rot of sunflower caused by sclerotium rolfsii sacc. 

 - M.Sc (Agri) 
 - Bangalore  University of Agricultural Sciences  2003 
 - 79p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / VIS